64421760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 256

約数和(自身を含む): 231336000

約数和(自身を除く): 166914240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 64, 65, 78, 80, 87, 89, 96, 104, 116, 120, 128, 130, 145, 156, 160, 174, 178, 192, 195, 208, 232, 240, 260, 267, 290, 312, 320, 348, 356, 377, 384, 390, 416, 435, 445, 464, 480, 520, 534, 580, 624, 640, 696, 712, 754, 780, 832, 870, 890, 928, 960, 1040, 1068, 1131, 1157, 1160, 1248, 1335, 1392, 1424, 1508, 1560, 1664, 1740, 1780, 1856, 1885, 1920, 2080, 2136, 2262, 2314, 2320, 2496, 2581, 2670, 2784, 2848, 3016, 3120, 3471, 3480, 3560, 3712, 3770, 4160, 4272, 4524, 4628, 4640, 4992, 5162, 5340, 5568, 5655, 5696, 5785, 6032, 6240, 6942, 6960, 7120, 7540, 7743, 8320, 8544, 9048, 9256, 9280, 10324, 10680, 11136, 11310, 11392, 11570, 12064, 12480, 12905, 13884, 13920, 14240, 15080, 15486, 17088, 17355, 18096, 18512, 18560, 20648, 21360, 22620, 23140, 24128, 24960, 25810, 27768, 27840, 28480, 30160, 30972, 33553, 34176, 34710, 36192, 37024, 38715, 41296, 42720, 45240, 46280, 48256, 51620, 55536, 55680, 56960, 60320, 61944, 67106, 69420, 72384, 74048, 77430, 82592, 85440, 90480, 92560, 100659, 103240, 111072, 120640, 123888, 134212, 138840, 144768, 148096, 154860, 165184, 167765, 170880, 180960, 185120, 201318, 206480, 222144, 241280, 247776, 268424, 277680, 309720, 330368, 335530, 361920, 370240, 402636, 412960, 444288, 495552, 503295, 536848, 555360, 619440, 671060, 723840, 740480, 805272, 825920, 991104, 1006590, 1073696, 1110720, 1238880, 1342120, 1610544, 1651840, 2013180, 2147392, 2221440, 2477760, 2684240, 3221088, 4026360, 4294784, 4955520, 5368480, 6442176, 8052720, 10736960, 12884352, 16105440, 21473920, 32210880, 64421760]

約数ペア:

[(1, 64421760), (2, 32210880), (3, 21473920), (4, 16105440), (5, 12884352), (6, 10736960), (8, 8052720), (10, 6442176), (12, 5368480), (13, 4955520), (15, 4294784), (16, 4026360), (20, 3221088), (24, 2684240), (26, 2477760), (29, 2221440), (30, 2147392), (32, 2013180), (39, 1651840), (40, 1610544), (48, 1342120), (52, 1238880), (58, 1110720), (60, 1073696), (64, 1006590), (65, 991104), (78, 825920), (80, 805272), (87, 740480), (89, 723840), (96, 671060), (104, 619440), (116, 555360), (120, 536848), (128, 503295), (130, 495552), (145, 444288), (156, 412960), (160, 402636), (174, 370240), (178, 361920), (192, 335530), (195, 330368), (208, 309720), (232, 277680), (240, 268424), (260, 247776), (267, 241280), (290, 222144), (312, 206480), (320, 201318), (348, 185120), (356, 180960), (377, 170880), (384, 167765), (390, 165184), (416, 154860), (435, 148096), (445, 144768), (464, 138840), (480, 134212), (520, 123888), (534, 120640), (580, 111072), (624, 103240), (640, 100659), (696, 92560), (712, 90480), (754, 85440), (780, 82592), (832, 77430), (870, 74048), (890, 72384), (928, 69420), (960, 67106), (1040, 61944), (1068, 60320), (1131, 56960), (1157, 55680), (1160, 55536), (1248, 51620), (1335, 48256), (1392, 46280), (1424, 45240), (1508, 42720), (1560, 41296), (1664, 38715), (1740, 37024), (1780, 36192), (1856, 34710), (1885, 34176), (1920, 33553), (2080, 30972), (2136, 30160), (2262, 28480), (2314, 27840), (2320, 27768), (2496, 25810), (2581, 24960), (2670, 24128), (2784, 23140), (2848, 22620), (3016, 21360), (3120, 20648), (3471, 18560), (3480, 18512), (3560, 18096), (3712, 17355), (3770, 17088), (4160, 15486), (4272, 15080), (4524, 14240), (4628, 13920), (4640, 13884), (4992, 12905), (5162, 12480), (5340, 12064), (5568, 11570), (5655, 11392), (5696, 11310), (5785, 11136), (6032, 10680), (6240, 10324), (6942, 9280), (6960, 9256), (7120, 9048), (7540, 8544), (7743, 8320)]